Improvement in compounds for purifying mine-water



UNITED STATES PATENT OEEIoE.

FREDERICK JACOB DELKER, OF ASHLAND, PENNSYLVANIA.

IMPROVEMENT IN COMPOUNDS FOR PURIFYING MINE-WATER.

Specification forming part of Letters Patent N0. 110,345, dated December20, 1870.

To all whom it may concern:

Be it known that I, FREDERICK J ACOB DELICER, of Ashland, in the countyof Schuylkill and State of Pennsylvania, have invented a new andvaluable Improvement in Medical Compounds; and I do hereby declare thatthe following is a full, clear, and exact description of the same.

My invention relates to means for purifying the water found in mines ofcoal and iron; and consists in a novel compound of chemical ingredientsintended to serve efficiently in neutralizing the offensive acids andother like impurities in which the waters of such mines abound.

I take of strong lime-water, twelve ounces; of prepared chalk, fourounces; ofsal-soda, one ounce; and of peroxide of lead, one-half ounce,and place them in solution in as small a quantity of water as will holdthem in that state.

The mixture, thus compounded, is poured into a tank of mine-water insuch quantities as the nature and amount of impurities therein mayrequire, the only rule being to keep add- Ola im.

I claim as my invention- The combination of the ingredients hereinmentioned, for the purposes specified.

In testimony that I claim the above I have hereunto subscribed my namein the presence of two Witnesses.

F. J. DELKER.

WVi tn esses:

B. FRANK KEsrER, H. HOLBERT.

